CN Cable Group Co., Ltd.
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3GHSSHCH 3.6/6kV and 6/10kV flexible cable for energy supply to MV equipment in tunneling
APPLICATION
Flexible cable for energy supply to MV equipment in tunnelling and underground mining applications. Low smoke zero halogen (LSZH) sheathed version. Suitable for indoor and outdoor applications.
CONSTRUCTION
Phase Conductor
Class 5 copper conductor according to VDE 0295
(IEC 60228)
Insulation
Rubber compound conductor Type 3GI3 according to
VDE 0207 Part 20
Semi-Conductive Layers
Semi-conductive tape over the conductor and inner and outer
semi-conductive rubber layer on the insulation
Protective Earth Conductor
Individual copper screen
Control Conductor
Class 5 tinned copper according to VDE 0295 (IEC 60228)
Central Filler
Rubber compound on a textile polyester support
First Inner Sheath
LSZH (Low Smoke Zero Halogen) Type M1 according to
EN 50363
Monitoring Conductor
Copper wire screen over the frst inner sheath
Second Inner Sheath
LSZH (Low Smoke Zero Halogen) Type M1 according to EN
50363
Armour
Steel wire braid over the second inner sheath
Outer Sheath
LSZH (Low Smoke Zero Halogen) Type M1 according to EN
50363
CHARACTERISTICS
Voltage Rating (Uo/U)
3.6/6kV
6/10kV
Test Voltage
3.6/6kV: 11kV
6/10kV: 17kV
Maximum Short Circuit Temperature
+250°C
Ambient Temperature
Fixed: -40°C to +80°C
Flexed: +5°C to +80°C
Minimum Bending Radius
Fixed: 6 x overall diameter
Flexed: 10 x overall diameter
Maximum Tensile Load*
15N/mm2
Sheath Colour
Black
DIMENSIONS
| VOLTAGE kV | NO. OF CORES (PHASE + EARTH + CONTROL+ÜL) | NOMINAL CROSS SECTIONAL AREA mm² | CONDUCTOR DIAMETER mm | MINIMUM OVERALL DIAMETER mm | MAXIMUM OVERALL DIAMETER mm | NOMINAL WEIGHT kg/km | MAXIMUM TENSILE LOAD N | ||
| Phase Conductor | Earth Conductor | Control Conductor | |||||||
| 3.6/6 3.6/6 3.6/6 3.6/6 3.6/6 3.6/6 3.6/6 6/10 6/10 6/10 6/10 6/10 6/10 6/10 | 3+3+3+ÜL 3+3+3+ÜL 3+3+3+ÜL 3+3+3+ÜL 3+3+3+ÜL 3+3+3+ÜL 3+3+3+ÜL 3+3+3+ÜL 3+3+3+ÜL 3+3+3+ÜL 3+3+3+ÜL 3+3+3+ÜL 3+3+3+ÜL 3+3+3+ÜL | 25 35 50 70 95 120 150 25 35 50 70 95 120 150 | 25/3E 25/3E 25/3E 35/3E 50/3E 70/3E 70/3E 25/3E 25/3E 25/3E 35/3E 50/3E 70/3E 70/3E | 2.5ST 2.5ST 2.5ST 2.5ST 2.5ST 2.5ST 2.5ST 2.5ST 2.5ST 2.5ST 2.5ST 2.5ST 2.5ST 2.5ST | 6.1 7.2 8.9 10.6 12.3 13.8 15.5 6.1 7.2 8.9 10.6 12.3 13.8 15.5 | 47.2 49 52.5 56.1 60.3 63.8 67.2 47.2 49 52.5 56.1 60.3 63.8 67.2 | 52.1 54 57.8 61.6 66.2 70 73.7 52.7 54.6 58.4 62.2 66.8 70.7 74.4 | 4120 4570 5300 6370 7600 8990 10130 4160 4610 5340 6410 7640 9030 10170 | 1125 1575 2250 3150 4275 5400 6750 1125 1575 2250 3150 4275 5400 6750 |
ELECTRICAL CHARACTERISTICS
Current Carrying Capacity
| NOMINAL CROSS SECTIONAL AREA mm² | LAYING ON THE FLOOR Amps | FREE IN AIR Amps | REELED | ||||||
| 1 Layer Amps | 2 Layer Amps | 3 Layer Amps | 4 Layer Amps | 5 Layer Amps | 6 Layer Amps | 7 Layer Amps | |||
| 25 35 50 70 95 120 150 | 131 162 202 250 301 352 404 | 138 170 212 263 316 370 424 | 105 130 162 200 241 282 323 | 80 99 123 153 184 215 246 | 64 79 99 123 147 172 198 | 55 68 85 105 126 148 170 | 50 62 77 95 114 134 154 | 35 44 55 68 81 95 109 | 29 36 44 55 66 77 89 |
Voltage Drop
| NOMINAL CROSS SECTIONAL AREA mm² | POWER FACTOR | |||
| 0.7 | 0.8 | 0.9 | 1.0 | |
| 25 35 50 70 95 120 150 | 1.29 0.95 0.69 0.51 0.41 0.34 0.29 | 1.45 1.06 0.77 0.56 0.45 0.36 0.31 | 1.6 1.16 0.83 0.6 0.47 0.38 0.32 | 1.71 1.23 0.87 0.61 0.47 0.36 0.29 |
DE-RATING FACTORS
| AMBIENT TEMPERATURE | 10ºC | 15ºC | 20ºC | 25ºC | 30ºC | 35ºC | 40ºC | 45ºC | 50ºC | 55ºC | 60ºC | 65ºC | 70ºC | 75ºC | 80ºC |
| DE-RATING FACTOR | 1.15 | 1.12 | 1.08 | 1.04 | 1.00 | 0.96 | 0.91 | 0.87 | 0.82 | 0.76 | 0.71 | 0.65 | 0.58 | 0.50 | 0.41 |